Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a first embodiment of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a front view of a second embodiment thereof.

The outermost broken lines in the Figures illustrate a display screen or portion thereof. The remainder of the broken lines within the Figures illustrate portions of the graphical user interface. None of the broken lines form part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 